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Add proper support for -fsanitize-blacklist= flag for TSan and MSan. LLVM part.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171183 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Alexey Samsonov
2012-12-28 09:30:44 +00:00
parent ae34b4280e
commit f045df1b8b
3 changed files with 27 additions and 20 deletions
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20
lib/Transforms/Instrumentation/ThreadSanitizer.cpp
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@ -45,7 +45,7 @@
using namespace llvm;
static cl::opt<std::string> ClBlackListFile("tsan-blacklist",
static cl::opt<std::string> ClBlacklistFile("tsan-blacklist",
cl::desc("Blacklist file"), cl::Hidden);
static cl::opt<bool> ClInstrumentMemoryAccesses(
"tsan-instrument-memory-accesses", cl::init(true),
@ -71,7 +71,11 @@ namespace {
/// ThreadSanitizer: instrument the code in module to find races.
struct ThreadSanitizer : public FunctionPass {
ThreadSanitizer();
ThreadSanitizer(StringRef BlacklistFile = StringRef())
: FunctionPass(ID),
TD(0),
BlacklistFile(BlacklistFile.empty() ? ClBlacklistFile
: BlacklistFile) { }
const char *getPassName() const;
bool runOnFunction(Function &F);
bool doInitialization(Module &M);
@ -87,6 +91,7 @@ struct ThreadSanitizer : public FunctionPass {
int getMemoryAccessFuncIndex(Value *Addr);
DataLayout *TD;
SmallString<64> BlacklistFile;
OwningPtr<BlackList> BL;
IntegerType *OrdTy;
// Callbacks to run-time library are computed in doInitialization.
@ -115,13 +120,8 @@ const char *ThreadSanitizer::getPassName() const {
return "ThreadSanitizer";
}
ThreadSanitizer::ThreadSanitizer()
: FunctionPass(ID),
TD(NULL) {
}
FunctionPass *llvm::createThreadSanitizerPass() {
return new ThreadSanitizer();
FunctionPass *llvm::createThreadSanitizerPass(StringRef BlacklistFile) {
return new ThreadSanitizer(BlacklistFile);
}
static Function *checkInterfaceFunction(Constant *FuncOrBitcast) {
@ -206,7 +206,7 @@ bool ThreadSanitizer::doInitialization(Module &M) {
TD = getAnalysisIfAvailable<DataLayout>();
if (!TD)
return false;
BL.reset(new BlackList(ClBlackListFile));
BL.reset(new BlackList(BlacklistFile));
// Always insert a call to __tsan_init into the module's CTORs.
IRBuilder<> IRB(M.getContext());